3.44 A horizontal curve on a single-lane freeway ramp is 400 ft long, and the design speed of the ramp is 45 mi/h. If the superelevation is 10% and the station of the PC is 18+ 25, what is the station of the PI and how much distance must be cleared from the center of the lane to provide adequate stopping sight distance?

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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3.44 A horizontal curve on a single-lane freeway ramp
is 400 ft long, and the design speed of the ramp is 45
mi/h. If the superelevation is 10% and the station of the
PC is 18+ 25, what is the station of the PI and how
much distance must be cleared from the center of the
lane to provide adequate stopping sight distance?
Transcribed Image Text:3.44 A horizontal curve on a single-lane freeway ramp is 400 ft long, and the design speed of the ramp is 45 mi/h. If the superelevation is 10% and the station of the PC is 18+ 25, what is the station of the PI and how much distance must be cleared from the center of the lane to provide adequate stopping sight distance?
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